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Dr. Stephen M. Simon, MD

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Specializes in: Diagnostic Radiology

University of Southern California (USC), Keck School of Medicine

28202 Cabot Road Suite 300
Laguna Niguel, CA 92677

(949) 365-5765

Dr. Stephen M. Simon, MD is a diagnostic radiologist in Mission Viejo, CA specializing in diagnostic radiology. He graduated from University of Southern California (USC), Keck School of Medicine. Dr. Stephen M. Simon, MD is affiliated with Children's Hospital of Orange County.

Office Locations

27700 Medical Center Road
Mission Viejo, CA 92691

(949) 364-7744

(949) 364-4233

open_in_new

Children's Hospital of Orange County

28202 Cabot Road Suite 300
Laguna Niguel, CA 92677

(949) 365-5765

open_in_new

In The News

“Each day more than 80 mammograms are read by Dr. Stephen Simon, a radiologist with 24 years experience.”—"Mammograms, massage and yoga, Women's Wellness Center focuses on the total woman", The Orange County Register, October 2008

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Stephen M. Simon, MD treated as a diagnostic radiologist in Mission Viejo, CA during 2012 were breast procedures, women's imaging, X-rays and preventive care.

Volume of procedures performed by Dr. Stephen M. Simon, MD for Medicare patients.

brain imaging (neuroimaging)	12
breast procedures	1835
CT scan	12
diagnostic imaging	438
diagnostic procedures	56
excision	56
image guided procedures	56
minimally invasive procedures	56
minor procedures	56
musculoskeletal imaging	140
open surgery	56
preventive care	1035
thoracic (chest) imaging	86
ultrasound (sonogram)	306
women's imaging	1779
X-rays	1699

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Stephen M. Simon, MD treated as a diagnostic radiologist in Mission Viejo, CA during 2013 were breast procedures, women's imaging, X-rays and preventive care.

Volume of procedures performed by Dr. Stephen M. Simon, MD for Medicare patients.

breast procedures	2001
diagnostic imaging	432
diagnostic procedures	44
excision	24
image guided procedures	56
minimally invasive procedures	56
minor procedures	44
musculoskeletal imaging	185
open surgery	24
preventive care	1159
ultrasound (sonogram)	354
women's imaging	1945
X-rays	1776

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Stephen M. Simon, MD.

**Gender**
Male	38
Female	1592

**Ethnicity**
Non-Hispanic White	1429
Black	0
Hispanic	83
Asian	75
Other	26
Native American	0

**Age**
From 65 to 74	965
From 75 to 84	493
85 and over	104
Less than 65	68

Conditions of Medicare patients treated by Dr. Stephen M. Simon, MD in 2013

Hypertension	56
High Cholesterol	58
Stroke	3
Ischemic Heart Disease	24
Depression	14
Chronic Kidney Disease	9
Asthma	7
Osteoperosis	16
Atrial Fibrilation	8
Heart Failure	8
Chronic Obstructive Pulmonary Disease	7
Diabetes	19
Dementia	3
Cancer	13

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Stephen M. Simon, MD treated as a diagnostic radiologist in Mission Viejo, CA during 2014 were breast procedures, women's imaging, X-rays and preventive care.

Volume of procedures performed by Dr. Stephen M. Simon, MD for Medicare patients.

breast procedures	1570
diagnostic imaging	490
diagnostic procedures	49
image guided procedures	49
minimally invasive procedures	49
minor procedures	49
musculoskeletal imaging	229
preventive care	701
thoracic (chest) imaging	76
ultrasound (sonogram)	330
women's imaging	1521
X-rays	1496

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Stephen M. Simon, MD.

**Gender**
Male	106
Female	1314

**Ethnicity**
Non-Hispanic White	1231
Black	11
Hispanic	78
Asian	66
Other	34
Native American	0

**Age**
From 65 to 74	792
From 75 to 84	441
85 and over	115
Less than 65	72

Conditions of Medicare patients treated by Dr. Stephen M. Simon, MD in 2014

Hypertension	56
High Cholesterol	59
Stroke	3
Ischemic Heart Disease	21
Depression	17
Chronic Kidney Disease	11
Asthma	9
Osteoperosis	16
Atrial Fibrilation	8
Heart Failure	8
Chronic Obstructive Pulmonary Disease	8
Diabetes	18
Dementia	5
Cancer	18

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Stephen M. Simon, MD treated as a diagnostic radiologist in Mission Viejo, CA during 2015 were breast procedures, women's imaging, X-rays and preventive care.

Volume of procedures performed by Dr. Stephen M. Simon, MD for Medicare patients.

abdominal imaging	17
breast procedures	1985
diagnostic imaging	347
diagnostic procedures	47
image guided procedures	47
minimally invasive procedures	47
minor procedures	47
musculoskeletal imaging	199
preventive care	967
spinal procedures	12
thoracic (chest) imaging	129
ultrasound (sonogram)	641
women's imaging	1938
X-rays	1654

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Stephen M. Simon, MD.

**Gender**
Male	266
Female	3150

**Ethnicity**
Non-Hispanic White	2950
Black	0
Hispanic	190
Asian	176
Other	0
Native American	0

**Age**
From 65 to 74	1890
From 75 to 84	1084
85 and over	318
Less than 65	124

Conditions of Medicare patients treated by Dr. Stephen M. Simon, MD in 2015

Hypertension	59
High Cholesterol	61
Stroke	4
Ischemic Heart Disease	24
Depression	19
Chronic Kidney Disease	14
Asthma	9
Osteoperosis	16
Atrial Fibrilation	10
Heart Failure	10
Chronic Obstructive Pulmonary Disease	9
Diabetes	19
Dementia	6
Cancer	16

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Stephen M. Simon, MD treated as a diagnostic radiologist in Mission Viejo, CA during 2016 were breast procedures, women's imaging, X-rays and preventive care.

Volume of procedures performed by Dr. Stephen M. Simon, MD for Medicare patients.

abdominal imaging	28
brain imaging (neuroimaging)	16
breast procedures	1840
CT scan	31
diagnostic imaging	312
diagnostic procedures	17
image guided procedures	17
minimally invasive procedures	17
minor procedures	17
musculoskeletal imaging	217
preventive care	931
thoracic (chest) imaging	157
ultrasound (sonogram)	608
women's imaging	1823
X-rays	1602

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Stephen M. Simon, MD.

**Gender**
Male	157
Female	1557

**Ethnicity**
Non-Hispanic White	1493
Black	0
Hispanic	87
Asian	81
Other	0
Native American	0

**Age**
From 65 to 74	903
From 75 to 84	551
85 and over	176
Less than 65	84

Conditions of Medicare patients treated by Dr. Stephen M. Simon, MD in 2016

Hypertension	59
High Cholesterol	61
Stroke	3
Ischemic Heart Disease	26
Depression	18
Chronic Kidney Disease	19
Asthma	14
Osteoperosis	18
Atrial Fibrilation	11
Heart Failure	12
Chronic Obstructive Pulmonary Disease	11
Diabetes	18
Dementia	8
Cancer	15

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Stephen M. Simon, MD treated as a diagnostic radiologist in Mission Viejo, CA during 2017 were breast procedures, women's imaging, X-rays and preventive care.

Volume of procedures performed by Dr. Stephen M. Simon, MD for Medicare patients.

breast procedures	1879
diagnostic imaging	332
diagnostic procedures	41
image guided procedures	41
minimally invasive procedures	41
minor procedures	41
musculoskeletal imaging	221
preventive care	894
thoracic (chest) imaging	15
ultrasound (sonogram)	612
women's imaging	1838
X-rays	1462

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Stephen M. Simon, MD.

**Gender**
Male	81
Female	1391

**Ethnicity**
Non-Hispanic White	1276
Black	0
Hispanic	70
Asian	70
Other	39
Native American	0

**Age**
From 65 to 74	796
From 75 to 84	521
85 and over	105
Less than 65	50

Conditions of Medicare patients treated by Dr. Stephen M. Simon, MD in 2017

Hypertension	55
High Cholesterol	52
Stroke	3
Ischemic Heart Disease	23
Depression	19
Chronic Kidney Disease	17
Asthma	9
Osteoperosis	18
Atrial Fibrilation	9
Heart Failure	10
Chronic Obstructive Pulmonary Disease	8
Diabetes	16
Dementia	6
Cancer	16

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Stephen M. Simon, MD treated as a diagnostic radiologist in Mission Viejo, CA during 2018 were breast procedures, women's imaging, X-rays and preventive care.

Volume of procedures performed by Dr. Stephen M. Simon, MD for Medicare patients.

breast procedures	1999
diagnostic imaging	326
diagnostic procedures	24
image guided procedures	24
minimally invasive procedures	24
minor procedures	24
musculoskeletal imaging	222
preventive care	1051
ultrasound (sonogram)	598
women's imaging	1975
X-rays	1599

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Stephen M. Simon, MD.

**Gender**
Male	27
Female	1478

**Ethnicity**
Non-Hispanic White	1313
Black	0
Hispanic	75
Asian	54
Other	48
Native American	0

**Age**
From 65 to 74	865
From 75 to 84	497
85 and over	92
Less than 65	51

Conditions of Medicare patients treated by Dr. Stephen M. Simon, MD in 2018

Hypertension	55
High Cholesterol	62
Stroke	3
Ischemic Heart Disease	18
Depression	17
Chronic Kidney Disease	14
Asthma	7
Osteoperosis	21
Atrial Fibrilation	6
Heart Failure	9
Chronic Obstructive Pulmonary Disease	6
Diabetes	16
Dementia	4
Cancer	13

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Stephen M. Simon, MD treated as a diagnostic radiologist in Mission Viejo, CA during 2019 were breast procedures, women's imaging, X-rays and preventive care.

Volume of procedures performed by Dr. Stephen M. Simon, MD for Medicare patients.

breast procedures	2233
diagnostic imaging	332
diagnostic procedures	41
image guided procedures	52
minimally invasive procedures	52
minor procedures	41
musculoskeletal imaging	318
preventive care	1215
ultrasound (sonogram)	634
women's imaging	2181
X-rays	1865

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Stephen M. Simon, MD.

**Gender**
Male	19
Female	1702

**Ethnicity**
Non-Hispanic White	1474
Black	0
Hispanic	96
Asian	75
Other	52
Native American	0

**Age**
From 65 to 74	1031
From 75 to 84	551
85 and over	94
Less than 65	45

Conditions of Medicare patients treated by Dr. Stephen M. Simon, MD in 2019

Hypertension	51
High Cholesterol	63
Stroke	2
Ischemic Heart Disease	17
Depression	18
Chronic Kidney Disease	15
Asthma	7
Osteoperosis	21
Atrial Fibrilation	7
Heart Failure	9
Chronic Obstructive Pulmonary Disease	6
Diabetes	15
Dementia	5
Cancer	13

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Stephen M. Simon, MD treated as a diagnostic radiologist in Mission Viejo, CA during 2020 were breast procedures, women's imaging, X-rays and preventive care.

Volume of procedures performed by Dr. Stephen M. Simon, MD for Medicare patients.

breast procedures	1447
diagnostic imaging	277
diagnostic procedures	31
image guided procedures	31
minimally invasive procedures	31
minor procedures	31
musculoskeletal imaging	235
preventive care	677
ultrasound (sonogram)	462
women's imaging	1416
X-rays	1189

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Stephen M. Simon, MD.

**Gender**
Male	17
Female	1112

**Ethnicity**
Non-Hispanic White	990
Black	0
Hispanic	41
Asian	59
Other	0
Native American	0

**Age**
From 65 to 74	661
From 75 to 84	385
85 and over	55
Less than 65	28

Conditions of Medicare patients treated by Dr. Stephen M. Simon, MD in 2020

Hypertension	53
High Cholesterol	62
Stroke	2
Ischemic Heart Disease	17
Depression	16
Chronic Kidney Disease	14
Asthma	6
Osteoperosis	20
Atrial Fibrilation	7
Heart Failure	7
Chronic Obstructive Pulmonary Disease	5
Diabetes	14
Dementia	5
Cancer	15

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Stephen M. Simon, MD treated as a diagnostic radiologist in Mission Viejo, CA during 2021 were breast procedures, X-rays, women's imaging and musculoskeletal imaging.

Volume of procedures performed by Dr. Stephen M. Simon, MD for Medicare patients.

breast procedures	1112
diagnostic imaging	279
diagnostic procedures	20
image guided procedures	20
minimally invasive procedures	20
minor procedures	20
musculoskeletal imaging	448
preventive care	364
ultrasound (sonogram)	430
women's imaging	1073
X-rays	1091

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Stephen M. Simon, MD.

**Gender**
Male	26
Female	1014

**Ethnicity**
Non-Hispanic White	868
Black	0
Hispanic	50
Asian	59
Other	51
Native American	0

**Age**
From 65 to 74	581
From 75 to 84	361
85 and over	71
Less than 65	27

Conditions of Medicare patients treated by Dr. Stephen M. Simon, MD in 2021

Hypertension	52
High Cholesterol	62
Stroke	3
Ischemic Heart Disease	18
Depression	19
Chronic Kidney Disease	15
Asthma	7
Osteoperosis	25
Atrial Fibrilation	7
Heart Failure	7
Chronic Obstructive Pulmonary Disease	5
Diabetes	14
Dementia	6
Cancer	17

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2021

Volume of procedures performed by Dr. Stephen M. Simon, MD for Medicare patients.

The highest averages for the top procedures that Dr. Stephen M. Simon, MD treated as a diagnostic radiologist in Mission Viejo, CA were breast procedures, women's imaging, X-rays and preventive care.

abdominal imaging	22
brain imaging (neuroimaging)	14
breast procedures	1790
CT scan	21
diagnostic imaging	356
diagnostic procedures	37
excision	40
image guided procedures	39
minimally invasive procedures	39
minor procedures	37
musculoskeletal imaging	241
open surgery	40
preventive care	899
spinal procedures	12
thoracic (chest) imaging	92
ultrasound (sonogram)	497
women's imaging	1748
X-rays	1543

Average Medicare Patient Data From 2012 - 2021

Information about Medicare patients treated by Dr. Stephen M. Simon, MD.

**Gender**
Female	1431
Male	73

**Ethnicity**
Black / African American	1
Asian / Pacific Islander	71
Non-Hispanic White	1302
Native American / Alaskan Native	0
Hispanic	77
Other	25

**Age**
85 and over	113
75 to 84	488
Less than 65	54
65 to 74	848

Average of Total of Conditions of Medicare patients treated by Dr. Stephen M. Simon, MD From 2012 - 2021

The highest averages of the most common conditions of Medicare patients that Dr. Stephen M. Simon, MD treated were high cholesterol, hypertension, ischemic heart disease and osteoperosis.

Hypertension	49
High Cholesterol	54
Stroke	2
Ischemic Heart Disease	18
Depression	15
Chronic Kidney Disease	12
Asthma	7
Osteoporosis	17
Heart Failure	8
Chronic Obstructive Pulmonary Disease	6
Diabetes	14
Atrial Fibrillation	7
Dementia	4
Cancer	13

Education & Training

Dr. Stephen M. Simon, MD graduated from University of Southern California (USC), Keck School of Medicine. He completed residency at Diagnostic Radiology Residency: VA Hospital, Fresno, CA / Valley Medical Center. He is certified by the Board Certification: Diagnostic Radiology and has a state license in California.

Medical School: University of Southern California (USC), Keck School of Medicine

Residency: Diagnostic Radiology Residency: VA Hospital, Fresno, CA / Valley Medical Center

Board Certification: Board Certification: Diagnostic Radiology

Licensed In: California

Affiliations & Hospitals

Dr. Stephen M. Simon, MD is associated with these hospitals and organizations:

Children's Hospital of Orange County

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General Payments

These charts describe general payments received by Dr. Stephen M. Simon, MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
LEICA MICROSYSTEMS INC.	$34 Neoprobe $34
Volpara Solutions Inc	$26 $26
Devicor Medical Products, Inc.	$26 Biopsy Site Identifiers $26
Siemens Medical Solutions USA, Inc.	$19 S2000 HELX with Touch Control $19

**Types of Payments**
Food and Beverage	$106

Biography

Dr. Stephen Simon's specialty is diagnostic radiology. He studied medicine at the University of Southern California (USC), Keck School of Medicine and St. George's University School of Medicine. He is affiliated with Children's Hospital of Orange County.